Home / 2,604,521.48-3,907,721.84-1,388,819.48

Finding the Fourth Proportional to 2,604,521.48, 3,907,721.84 and 1,388,819.48

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Solution

The fourth proportional to 2,604,521.48, 3,907,721.84 and 1,388,819.48 is: 2,083,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604,521.48 : 3,907,721.84 = 1,388,819.48 : x
  2. Step 2: Convert to fraction form
    2,604,521.48/3,907,721.84 = 1,388,819.48/x
  3. Step 3: Cross multiply
    2,604,521.48x = 3,907,721.84 × 1,388,819.48
  4. Step 4: Simplify right side
    2,604,521.48x = 5,427,120,213,813.44
  5. Step 5: Solve for x
    x = 5,427,120,213,813.44/2,604,521.48
  6. Step 6: Final answer
    x = 2,083,730.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.